Examples with QueryPath org.apache.cassandra.db.filter.QueryPath used on opensource projects

Example 46 with QueryPath

use of org.apache.cassandra.db.filter.QueryPath in project eiger by wlloyd.

the class RemoveColumnFamilyWithFlush2Test method testRemoveColumnFamilyWithFlush2.

@Test
public void testRemoveColumnFamilyWithFlush2() throws IOException, ExecutionException, InterruptedException {
    Table table = Table.open("Keyspace1");
    ColumnFamilyStore store = table.getColumnFamilyStore("Standard1");
    RowMutation rm;
    DecoratedKey dk = Util.dk("key1");
    // add data
    rm = new RowMutation("Keyspace1", dk.key);
    rm.add(new QueryPath("Standard1", null, ByteBufferUtil.bytes("Column1")), ByteBufferUtil.bytes("asdf"), 0);
    rm.apply();
    // remove
    rm = new RowMutation("Keyspace1", dk.key);
    rm.delete(new QueryPath("Standard1"), 1);
    rm.apply();
    store.forceBlockingFlush();
    ColumnFamily retrieved = store.getColumnFamily(QueryFilter.getIdentityFilter(dk, new QueryPath("Standard1", null, ByteBufferUtil.bytes("Column1"))));
    assert retrieved.isMarkedForDelete();
    assertNull(retrieved.getColumn(ByteBufferUtil.bytes("Column1")));
    assertNull(Util.cloneAndRemoveDeleted(retrieved, Integer.MAX_VALUE));
}

Example 47 with QueryPath

use of org.apache.cassandra.db.filter.QueryPath in project eiger by wlloyd.

the class RemoveSubColumnTest method testRemoveSubColumn.

@Test
public void testRemoveSubColumn() throws IOException, ExecutionException, InterruptedException {
    Table table = Table.open("Keyspace1");
    ColumnFamilyStore store = table.getColumnFamilyStore("Super1");
    RowMutation rm;
    DecoratedKey dk = Util.dk("key1");
    // add data
    rm = new RowMutation("Keyspace1", dk.key);
    Util.addMutation(rm, "Super1", "SC1", 1, "asdf", 0);
    rm.apply();
    store.forceBlockingFlush();
    // remove
    rm = new RowMutation("Keyspace1", dk.key);
    rm.delete(new QueryPath("Super1", ByteBufferUtil.bytes("SC1"), getBytes(1L)), 1);
    rm.apply();
    ColumnFamily retrieved = store.getColumnFamily(QueryFilter.getIdentityFilter(dk, new QueryPath("Super1", ByteBufferUtil.bytes("SC1"))));
    assert retrieved.getColumn(ByteBufferUtil.bytes("SC1")).getSubColumn(getBytes(1L)).isMarkedForDelete();
    assertNull(Util.cloneAndRemoveDeleted(retrieved, Integer.MAX_VALUE));
}

Example 48 with QueryPath

use of org.apache.cassandra.db.filter.QueryPath in project eiger by wlloyd.

the class RowCacheTest method testRowCache.

@Test
public void testRowCache() throws Exception {
    CompactionManager.instance.disableAutoCompaction();
    Table table = Table.open(KEYSPACE);
    ColumnFamilyStore cachedStore = table.getColumnFamilyStore(COLUMN_FAMILY);
    // empty the row cache
    CacheService.instance.invalidateRowCache();
    // set global row cache size to 1 MB
    CacheService.instance.setRowCacheCapacityInMB(1);
    // inserting 100 rows into both column families
    insertData(KEYSPACE, COLUMN_FAMILY, 0, 100);
    // now reading rows one by one and checking if row change grows
    for (int i = 0; i < 100; i++) {
        DecoratedKey key = Util.dk("key" + i);
        QueryPath path = new QueryPath(COLUMN_FAMILY, null, ByteBufferUtil.bytes("col" + i));
        cachedStore.getColumnFamily(key, path, ByteBufferUtil.EMPTY_BYTE_BUFFER, ByteBufferUtil.EMPTY_BYTE_BUFFER, false, 1);
        assert CacheService.instance.rowCache.size() == i + 1;
        // current key should be stored in the cache
        assert cachedStore.getRawCachedRow(key) != null;
        // checking if column is read correctly after cache
        ColumnFamily cf = cachedStore.getColumnFamily(key, path, ByteBufferUtil.EMPTY_BYTE_BUFFER, ByteBufferUtil.EMPTY_BYTE_BUFFER, false, 1);
        Collection<IColumn> columns = cf.getSortedColumns();
        IColumn column = columns.iterator().next();
        assert columns.size() == 1;
        assert column.name().equals(ByteBufferUtil.bytes("col" + i));
        assert column.value().equals(ByteBufferUtil.bytes("val" + i));
    }
    // insert 10 more keys
    insertData(KEYSPACE, COLUMN_FAMILY, 100, 10);
    for (int i = 100; i < 110; i++) {
        DecoratedKey key = Util.dk("key" + i);
        QueryPath path = new QueryPath(COLUMN_FAMILY, null, ByteBufferUtil.bytes("col" + i));
        cachedStore.getColumnFamily(key, path, ByteBufferUtil.EMPTY_BYTE_BUFFER, ByteBufferUtil.EMPTY_BYTE_BUFFER, false, 1);
        // cache should be populated with the latest rows read (old ones should be popped)
        assert cachedStore.getRawCachedRow(key) != null;
        // checking if column is read correctly after cache
        ColumnFamily cf = cachedStore.getColumnFamily(key, path, ByteBufferUtil.EMPTY_BYTE_BUFFER, ByteBufferUtil.EMPTY_BYTE_BUFFER, false, 1);
        Collection<IColumn> columns = cf.getSortedColumns();
        IColumn column = columns.iterator().next();
        assert columns.size() == 1;
        assert column.name().equals(ByteBufferUtil.bytes("col" + i));
        assert column.value().equals(ByteBufferUtil.bytes("val" + i));
    }
    // clear 100 rows from the cache
    int keysLeft = 109;
    for (int i = 109; i >= 10; i--) {
        cachedStore.invalidateCachedRow(Util.dk("key" + i));
        assert CacheService.instance.rowCache.size() == keysLeft;
        keysLeft--;
    }
    CacheService.instance.setRowCacheCapacityInMB(0);
}

Example 49 with QueryPath

use of org.apache.cassandra.db.filter.QueryPath in project eiger by wlloyd.

the class RemoveColumnFamilyWithFlush1Test method testRemoveColumnFamilyWithFlush1.

@Test
public void testRemoveColumnFamilyWithFlush1() throws IOException, ExecutionException, InterruptedException {
    Table table = Table.open("Keyspace1");
    ColumnFamilyStore store = table.getColumnFamilyStore("Standard1");
    RowMutation rm;
    DecoratedKey dk = Util.dk("key1");
    // add data
    rm = new RowMutation("Keyspace1", dk.key);
    rm.add(new QueryPath("Standard1", null, ByteBufferUtil.bytes("Column1")), ByteBufferUtil.bytes("asdf"), 0);
    rm.add(new QueryPath("Standard1", null, ByteBufferUtil.bytes("Column2")), ByteBufferUtil.bytes("asdf"), 0);
    rm.apply();
    store.forceBlockingFlush();
    // remove
    rm = new RowMutation("Keyspace1", dk.key);
    rm.delete(new QueryPath("Standard1"), 1);
    rm.apply();
    ColumnFamily retrieved = store.getColumnFamily(QueryFilter.getIdentityFilter(dk, new QueryPath("Standard1")));
    assert retrieved.isMarkedForDelete();
    assertNull(retrieved.getColumn(ByteBufferUtil.bytes("Column1")));
    assertNull(Util.cloneAndRemoveDeleted(retrieved, Integer.MAX_VALUE));
}

Example 50 with QueryPath

use of org.apache.cassandra.db.filter.QueryPath in project eiger by wlloyd.

the class RemoveColumnTest method testRemoveColumn.

@Test
public void testRemoveColumn() throws IOException, ExecutionException, InterruptedException {
    Table table = Table.open("Keyspace1");
    ColumnFamilyStore store = table.getColumnFamilyStore("Standard1");
    RowMutation rm;
    DecoratedKey dk = Util.dk("key1");
    // add data
    rm = new RowMutation("Keyspace1", dk.key);
    rm.add(new QueryPath("Standard1", null, ByteBufferUtil.bytes("Column1")), ByteBufferUtil.bytes("asdf"), 0);
    rm.apply();
    store.forceBlockingFlush();
    // remove
    rm = new RowMutation("Keyspace1", dk.key);
    rm.delete(new QueryPath("Standard1", null, ByteBufferUtil.bytes("Column1")), 1);
    rm.apply();
    ColumnFamily retrieved = store.getColumnFamily(QueryFilter.getNamesFilter(dk, new QueryPath("Standard1"), ByteBufferUtil.bytes("Column1")));
    assert retrieved.getColumn(ByteBufferUtil.bytes("Column1")).isMarkedForDelete();
    assertNull(Util.cloneAndRemoveDeleted(retrieved, Integer.MAX_VALUE));
    assertNull(Util.cloneAndRemoveDeleted(store.getColumnFamily(QueryFilter.getIdentityFilter(dk, new QueryPath("Standard1"))), Integer.MAX_VALUE));
}